{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["food", "astronomical object", "person"], "input": "For example , the minting of gold coins north of the Alps stopped after the 7th century , indicating a loss of access to wealthier parts of the world ."}
{"food": [], "astronomical object": [], "person": []}